imPC@ndo IT

Tracker / CVE-2020-29368

CVE-2020-29368

High 7.0

An issue was discovered in __split_huge_pmd in mm/huge_memory.c in the Linux kernel before 5.7.5. The copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check, aka CID-c444eb564fb1.

Affected products and versions

linux linux_kernel · 4.10 → 4.14.185
linux linux_kernel · 4.15 → 4.19.129
linux linux_kernel · 4.20 → 5.4.48
linux linux_kernel · 4.5.5 → 4.9.228
linux linux_kernel · 5.5 → 5.7.5
netapp cloud_backup
netapp element_software
netapp h410c_firmware
netapp hci_bootstrap_os
netapp hci_management_node
netapp solidfire

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References